.menu
{
    width:600px;
    height:100px;   
    margin:auto;
    margin-top:10px;
}
.div_middle
{
    margin:auto;
    text-align:center;
    width: 800px;
    height: 380px;
    overflow:hidden;
    /*overflow:auto;*/
}
    .div_middle a{
        text-decoration:none;
        color:indigo;
    }
        .select_ordre{
            margin-top:10px;
        }
        .contenu_taxonomie{
            width:800px;
            height:340px;
            margin-top:10px;
            float:left;
            overflow:auto;
        }
        .div_entete{
            width:100%;
            height:40px;
            border: black solid 1px;
        }
            .img_fleche{
                float:left;
                margin-left:5px;
            }
            .div_title{
                float:left;
                margin-top:5px;
                margin-left:5px;
            }
            .lien_ajout{
                float:right;
                margin-right: 50px;
                margin-top: 5px;
                font-style: none;
            }
            .lien_ajout:hover{
                cursor:pointer;
            }
        
        .div_Superfamille{
            width:780px;
            min-height:40px;
        }
        .div_Famille{
            width:755px;
            min-height:40px;
            margin-left:25px;
        }
        .div_Sousfamille{
            width:730px;
            min-height:40px;
            margin-left:25px;
        }
        .div_Tribu{
            width:705px;
            min-height:40px;
            margin-left:25px;
        }
        .div_Genre{
            width:680px;
            min-height:40px;
            margin-left:25px;
        }
        
        .img{
            width:35px;
            height:35px;
            margin-top:2px;
            cursor:pointer;
        }
        .img_supp{
            float:right;
            margin-right:5px;
        }

.label_error
{
    text-align: center;
    color: green;
    float:left;
    width: 100%;
    height:30px;
}